From 4ae35582a02cc9f7412af23ecba541f4a8720b03 Mon Sep 17 00:00:00 2001
From: Paul DeKraker <dekraker.paul@epa.gov>
Date: Tue, 29 Nov 2022 23:21:17 -0500
Subject: [PATCH 1/2] custom extra metadata with scheming

---
 ckanext/scheming/plugins.py                                | 2 ++
 ckanext/scheming/presets.json                              | 7 +++++++
 .../templates/scheming/form_snippets/custom_extras.html    | 5 +++++
 .../scheming/package/snippets/additional_info.html         | 5 +++++
 4 files changed, 19 insertions(+)
 create mode 100755 ckanext/scheming/templates/scheming/form_snippets/custom_extras.html

diff --git a/ckanext/scheming/plugins.py b/ckanext/scheming/plugins.py
index 0980a684..d7583b8e 100644
--- a/ckanext/scheming/plugins.py
+++ b/ckanext/scheming/plugins.py
@@ -260,6 +260,8 @@ def validate(self, context, data_dict, schema, action):
         composite_convert_fields = []
         for field_list, destination, is_dataset in fg:
             for f in field_list:
+                if is_dataset and f['field_name'] == 'extras':
+                    continue
                 convert_this = is_dataset and f['field_name'] not in schema
                 destination[f['field_name']] = get_validators(
                     f,
diff --git a/ckanext/scheming/presets.json b/ckanext/scheming/presets.json
index efc0a51a..9e5b0534 100644
--- a/ckanext/scheming/presets.json
+++ b/ckanext/scheming/presets.json
@@ -152,6 +152,13 @@
         "display_snippet": "select.html",
         "validators": "scheming_required scheming_choices"
       }
+    },
+    {
+      "preset_name": "custom_extras",
+      "values": {
+        "form_snippet": "custom_extras.html",
+        "display_snippet": null
+      }
     }
   ]
 }
diff --git a/ckanext/scheming/templates/scheming/form_snippets/custom_extras.html b/ckanext/scheming/templates/scheming/form_snippets/custom_extras.html
new file mode 100755
index 00000000..851f1bab
--- /dev/null
+++ b/ckanext/scheming/templates/scheming/form_snippets/custom_extras.html
@@ -0,0 +1,5 @@
+
+
+
+
+{%- snippet 'snippets/custom_form_fields.html', extras=data.extras, errors=errors, limit=3 -%}
\ No newline at end of file
diff --git a/ckanext/scheming/templates/scheming/package/snippets/additional_info.html b/ckanext/scheming/templates/scheming/package/snippets/additional_info.html
index f8e0b9a6..b35e4dce 100644
--- a/ckanext/scheming/templates/scheming/package/snippets/additional_info.html
+++ b/ckanext/scheming/templates/scheming/package/snippets/additional_info.html
@@ -30,4 +30,9 @@
       <td class="dataset-details">{{ _(pkg_dict.state) }}</td>
     </tr>
   {% endif %}
+
+  {% block extras scoped %}
+    {{ super() }}
+  {% endblock %}
+
 {% endblock %}

From 3aec73bb062ae41cce1489b3d1b4253b3e2124ac Mon Sep 17 00:00:00 2001
From: P DeKraker <47568003+pdekraker-epa@users.noreply.github.com>
Date: Thu, 15 Jun 2023 10:19:46 -0400
Subject: [PATCH 2/2] Update README.md

---
 README.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README.md b/README.md
index b1c2ee74..76bdf5c2 100644
--- a/README.md
+++ b/README.md
@@ -504,6 +504,11 @@ JSON based input. Only JSON objects are supported. The input JSON will be loaded
 ```
 markdown text area and display
 
+```yaml
+  field_name: extras
+  preset: custom_extras
+```
+space for user defined key, value pairs like standard CKAN input. When used the `field_name` must be extras. 
 
 You may define your own presets by adding additional files to the `scheming.presets`
 [configuration setting](#configuration).